Feature              
Details
Brand / Model        
HPE 500 W Flex Slot Platinum Hot‑Plug Low‑Halogen Power Supply Kit (Part No. 865408‑B21)
Power Output
500 W / 563 VA
Form Factor & Interface
Flex Slot plug-in module; hot-plug, tool-less installation
Efficiency & Certification                                        
94% efficiency; 80 PLUS Platinum certified (some sources note up to ~96%) IT_Creations+12Global One Technology+12HPE Store+12
Input Voltage / Frequency         
AC 100–240 V, 50–60 Hz storagepartsdirect.comExpress Computer Systems
Low-Halogen Design           
Built using low-halogen materials for environmental compliance Express Computer Systems
Safety & Compliance                            
Certified under UL, TUV, cUL, CCC, BSMI, CISPR Class A, C-Tick, KCC, WEEE storagepartsdirect.comExpress Computer Systems
Dimensions & Weight
~7.5″ × 12.75″ × 4″ (19.05 cm × 32.38 cm × 10.16 cm); ~3.0 lb (1.36 kg) storagepartsdirect.comExpress Computer Systems
Operating Conditions
41–131 °F (5–55 °C); 5–95% non-condensing humidity storagepartsdirect.com+1
Server Compatibility
Designed for HPE ProLiant Gen9/Gen10/Gen11, Apollo, Nimble, Cloudline systems storagepartsdirect.com+1